Sonamukhi is a village in Thakurpukur Mahestola tehsil in district of South Twenty Four Parganas, West Bengal, India. As per the data provided by Census of India in 2011, total population of Sonamukhi was 3,670 which includes 1,888 males and 1,782 females. Sonamukhi covers 126.97 ha area. Pincode of Sonamukhi is 700141.